<?php

class AdvController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	
	public $layout = '//layouts/column2';
	
	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view', 'jump'),
				'users'=>array('*'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('admin'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}
	
	/**
	 * 访客点击广告链接后的跳转处理
	 */
	public function actionJump($aid, $oid) {
		$trans = Yii::app()->db->beginTransaction();
		try {
			//记录点击历史
			$adv = Adv::model()->findByPk($aid);
			
			$click_history = new AdvClickHistory();
			$click_history->attributes = array(
				'owner_id' => $oid,
				'adv_id' => $aid,
				'website_id' => $adv->website_id,
				'website' => $adv->website,
				'referer' => $_SERVER['HTTP_REFERER'],
				'data' => $_SERVER['HTTP_USER_AGENT'],
				'adddate' => date('Y-m-d H:i:s')
			);
			$click_history->save();
			
			//标记当前访客来自于哪个 owner_id, adv_id, 这样在访客注册之后再把这些信息保存到 user 表
			sess('owner_id', $oid);
			sess('adv_id', $aid);
			sess('website_id', $adv->website_id);
			sess('referer', $_SERVER['HTTP_REFERER']);
			sess('adv_click_history_id', $click_history->adv_click_history_id);
			
			//计算加盟账户的广告点击次数
			$owner = Owner::model()->find('loginid=:oid', array(':oid' => $oid));
			$owner->clicknum ++;
			
			//计算被推广网站的点击次数
			$website = Website::model()->findByPk($adv->website_id);
			$website->clicknum ++;
					
			//计算广告的点击次数
			$adv = Adv::model()->findByPk($aid);
			$adv->clicknum ++;
			
			//计算当天、当前网站、当前推广账户产生多少点击
			$diary_log = DiaryLog::load($oid, $adv->website_id);
			$diary_log->totalclick ++;
			
			if (!sess('adv_click_time') || time()-sess('adv_click_time')>8*3600) {
				//8小时内不重复IP的点击算为一个有效点击
				sess('adv_click_time', time());
				$diary_log->validclick ++;
				$owner->validclick ++;
				$adv->validclick ++;
				$website->validclick ++;
			}
			$adv->save();
			$owner->save();
			$diary_log->save();
			$website->save();
			$trans->commit();
		} catch (Exception $e) {
			$trans->rollback();
		}
		//进行跳转处理
		//header("location:". $adv->url);
	}
	
	public function actionOverview() {
		$this->render('overview');
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Adv;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Adv']))
		{
			$model->attributes=$_POST['Adv'];
			$website = Website::model()->findByPk($_POST['Adv']['website_id']);
			$model->website = $website->domain;
			if($model->save()) 
				$this->redirect(array('view','id'=>$model->adv_id));
		}
		
		$wb = Website::model()->findAll();
		$websites = array();
		foreach ($wb as $w) {
			$websites[$w['website_id']] = $w['domain'];
		}

		$this->render('create',array('model'=>$model,'websites' => $websites));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Adv']))
		{
			$model->attributes=$_POST['Adv'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->adv_id));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		if(Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$this->loadModel($id)->delete();

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			if(!isset($_GET['ajax']))
				$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('Adv');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Adv('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Adv']))
			$model->attributes=$_GET['Adv'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer the ID of the model to be loaded
	 */
	public function loadModel($id)
	{
		$model=Adv::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='adv-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
